<!-- 演示示例 -->
<template>
  <div class="app-container">
    <!-- 搜索区域 -->
    <div class="search-container">
      <el-form
        ref="queryFormRef"
        :model="queryFormData"
        :inline="true"
        label-suffix=":"
        @submit.prevent="handleQuery"
      >
        <el-form-item prop="name" label="名称">
          <el-input v-model="queryFormData.name" placeholder="请输入名称" clearable />
        </el-form-item>
        <el-form-item prop="status" label="状态">
          <el-select
            v-model="queryFormData.status"
            placeholder="请选择状态"
            style="width: 167.5px"
            clearable
          >
            <el-option value="true" label="启用" />
            <el-option value="false" label="停用" />
          </el-select>
        </el-form-item>
        <!-- 时间范围，收起状态下隐藏 -->
        <el-form-item v-if="isExpand" prop="start_time" label="创建时间">
          <DatePicker v-model="dateRange" @update:model-value="handleDateRangeChange" />
        </el-form-item>
        <!-- 查询、重置、展开/收起按钮 -->
        <el-form-item class="search-buttons">
          <el-button type="primary" icon="search" native-type="submit">查询</el-button>
          <el-button icon="refresh" @click="handleResetQuery">重置</el-button>
          <!-- 展开/收起 -->
          <template v-if="isExpandable">
            <el-link class="ml-3" type="primary" underline="never" @click="isExpand = !isExpand">
              {{ isExpand ? "收起" : "展开" }}
              <el-icon>
                <template v-if="isExpand">
                  <ArrowUp />
                </template>
                <template v-else>
                  <ArrowDown />
                </template>
              </el-icon>
            </el-link>
          </template>
        </el-form-item>
      </el-form>
    </div>

    <!-- 内容区域 -->
    <el-card class="data-table">
      <template #header>
        <div class="card-header">
          <span>
            <el-tooltip content="流程管理列表">
              <QuestionFilled class="w-4 h-4 mx-1" />
            </el-tooltip>
            流程管理列表
          </span>
        </div>
      </template>

      <!-- 功能区域 -->
      <div class="data-table__toolbar">
        <div class="data-table__toolbar--left">
          <el-button
            v-hasPerm="['workflow:operator:create']"
            type="success"
            icon="plus"
            @click="handleOpenDialog('create')"
          >
            新增
          </el-button>
          <el-button
            v-hasPerm="['workflow:operator:delete']"
            type="danger"
            icon="delete"
            :disabled="selectIds.length === 0"
            @click="handleDelete(selectIds)"
          >
            批量删除
          </el-button>
          <el-dropdown v-hasPerm="['application:myapp:update']" trigger="click">
            <el-button type="default" :disabled="selectIds.length === 0" icon="ArrowDown">
              更多
            </el-button>
            <template #dropdown>
              <el-dropdown-menu>
                <el-dropdown-item icon="Check" @click="handleMoreClick(true)">
                  批量启用
                </el-dropdown-item>
                <el-dropdown-item icon="CircleClose" @click="handleMoreClick(false)">
                  批量停用
                </el-dropdown-item>
              </el-dropdown-menu>
            </template>
          </el-dropdown>
        </div>
        <div class="data-table__toolbar--right">
          <el-tooltip content="刷新">
            <el-button
              v-hasPerm="['workflow:operator:refresh']"
              type="warning"
              icon="refresh"
              circle
              @click="handleRefresh"
            />
          </el-tooltip>
          <el-popover placement="bottom" trigger="click">
            <template #reference>
              <el-button type="danger" icon="operation" circle></el-button>
            </template>
            <el-scrollbar max-height="350px">
              <template v-for="column in tableColumns" :key="column.prop">
                <el-checkbox v-if="column.prop" v-model="column.show" :label="column.label" />
              </template>
            </el-scrollbar>
          </el-popover>
        </div>
      </div>

      <!-- 表格区域：工作流列表 -->
      <el-table
        ref="dataTableRef"
        v-loading="loading"
        :data="pageTableData"
        highlight-current-row
        class="data-table__content"
        :height="450"
        border
        stripe
        @selection-change="handleSelectionChange"
      >
        <template #empty>
          <el-empty :image-size="80" description="暂无数据" />
        </template>
        <el-table-column
          v-if="tableColumns.find((col) => col.prop === 'selection')?.show"
          type="selection"
          min-width="55"
          align="center"
        />
        <el-table-column
          v-if="tableColumns.find((col) => col.prop === 'index')?.show"
          fixed
          label="序号"
          min-width="60"
        >
          <template #default="scope">
            {{ (queryFormData.page_no - 1) * queryFormData.page_size + scope.$index + 1 }}
          </template>
        </el-table-column>
        <el-table-column
          v-if="tableColumns.find((col) => col.prop === 'name')?.show"
          label="名称"
          prop="name"
          min-width="140"
        />
        <el-table-column
          v-if="tableColumns.find((col) => col.prop === 'status')?.show"
          label="状态"
          prop="status"
          min-width="80"
        >
          <template #default="scope">
            <el-tag :type="scope.row.status === true ? 'success' : 'danger'">
              {{ scope.row.status === true ? "启用" : "停用" }}
            </el-tag>
          </template>
        </el-table-column>
        <el-table-column
          v-if="tableColumns.find((col) => col.prop === 'description')?.show"
          label="描述"
          prop="description"
          min-width="140"
        />
        <el-table-column
          v-if="tableColumns.find((col) => col.prop === 'created_at')?.show"
          label="创建时间"
          prop="created_at"
          min-width="180"
          sortable
        />
        <el-table-column
          v-if="tableColumns.find((col) => col.prop === 'updated_at')?.show"
          label="更新时间"
          prop="updated_at"
          min-width="180"
          sortable
        />
        <el-table-column
          v-if="tableColumns.find((col) => col.prop === 'creator')?.show"
          key="creator"
          label="创建人"
          min-width="100"
        >
          <template #default="scope">
            {{ scope.row.creator?.name }}
          </template>
        </el-table-column>

        <el-table-column
          v-if="tableColumns.find((col) => col.prop === 'operation')?.show"
          fixed="right"
          label="操作"
          align="center"
          min-width="200"
        >
          <template #default="scope">
            <el-button
              v-hasPerm="['workflow:operator:detail']"
              type="info"
              size="small"
              link
              icon="document"
              @click="handleOpenDialog('detail', scope.row.id)"
            >
              详情
            </el-button>
            <el-button
              v-hasPerm="['workflow:operator:update']"
              type="primary"
              size="small"
              link
              icon="edit"
              @click="handleOpenDialog('update', scope.row.id)"
            >
              编辑
            </el-button>
            <el-button
              v-hasPerm="['workflow:operator:delete']"
              type="danger"
              size="small"
              link
              icon="delete"
              @click="handleDelete([scope.row.id])"
            >
              删除
            </el-button>
          </template>
        </el-table-column>
      </el-table>

      <!-- 分页区域 -->
      <template #footer>
        <pagination
          v-model:total="total"
          v-model:page="queryFormData.page_no"
          v-model:limit="queryFormData.page_size"
          @pagination="loadingData"
        />
      </template>
    </el-card>

    <!-- 弹窗区域 -->
    <el-dialog
      v-model="dialogVisible.visible"
      :title="dialogVisible.title"
      @close="handleCloseDialog"
    >
      <!-- 详情 -->
      <template v-if="dialogVisible.type === 'detail'">
        <el-descriptions :column="4" border>
          <el-descriptions-item label="名称" :span="2">
            {{ detailFormData.name }}
          </el-descriptions-item>
          <el-descriptions-item label="状态" :span="2">
            <el-tag :type="detailFormData.status ? 'success' : 'danger'">
              {{ detailFormData.status ? "启用" : "停用" }}
            </el-tag>
          </el-descriptions-item>
          <el-descriptions-item label="描述" :span="2">
            {{ detailFormData.description }}
          </el-descriptions-item>
          <el-descriptions-item label="创建人" :span="2">
            {{ detailFormData.creator?.name }}
          </el-descriptions-item>
          <el-descriptions-item label="创建时间" :span="2">
            {{ detailFormData.created_at }}
          </el-descriptions-item>
          <el-descriptions-item label="更新时间" :span="2">
            {{ detailFormData.updated_at }}
          </el-descriptions-item>
        </el-descriptions>
      </template>
      <!-- 新增、编辑表单 -->
      <template v-else>
        <el-form
          ref="dataFormRef"
          :model="formData"
          :rules="rules"
          label-suffix=":"
          label-width="auto"
          label-position="right"
        >
          <el-form-item label="名称" prop="name">
            <el-input v-model="formData.name" placeholder="请输入名称" :maxlength="50" />
          </el-form-item>
          <el-form-item label="状态" prop="status">
            <el-radio-group v-model="formData.status">
              <el-radio :value="true">启用</el-radio>
              <el-radio :value="false">停用</el-radio>
            </el-radio-group>
          </el-form-item>
          <el-form-item label="描述" prop="description">
            <el-input
              v-model="formData.description"
              :rows="4"
              :maxlength="100"
              show-word-limit
              type="textarea"
              placeholder="请输入描述"
            />
          </el-form-item>
        </el-form>
      </template>

      <template #footer>
        <div class="dialog-footer">
          <!-- 详情弹窗不需要确定按钮的提交逻辑 -->
          <el-button @click="handleCloseDialog">取消</el-button>
          <el-button v-if="dialogVisible.type !== 'detail'" type="primary" @click="handleSubmit">
            确定
          </el-button>
          <el-button v-else type="primary" @click="handleCloseDialog">确定</el-button>
        </div>
      </template>
    </el-dialog>
  </div>
</template>

<script setup lang="ts">
defineOptions({
  name: "Workflow",
  inheritAttrs: false,
});

import { ref, reactive, onMounted } from "vue";
import DemoAPI, {
  DemoTable,
  DemoForm,
  DemoPageQuery,
} from "@/api/module_example/demo";
import DatePicker from "@/components/DatePicker/index.vue";
import { formatToDateTime } from "@/utils/dateUtil";

const queryFormRef = ref();
const dataFormRef = ref();
const total = ref(0);
const selectIds = ref<number[]>([]);
const loading = ref(false);
const isExpand = ref(false);
const isExpandable = ref(true);

// 分页表单
const pageTableData = ref<DemoTable[]>([]);

// 表格列配置
const tableColumns = ref([
  { prop: "selection", label: "选择框", show: true },
  { prop: "index", label: "序号", show: true },
  { prop: "name", label: "名称", show: true },
  { prop: "status", label: "状态", show: true },
  { prop: "description", label: "描述", show: true },
  { prop: "created_at", label: "创建时间", show: true },
  { prop: "updated_at", label: "更新时间", show: true },
  { prop: "creator", label: "创建人", show: true },
  { prop: "operation", label: "操作", show: true },
]);

// 详情表单
const detailFormData = ref<DemoTable>({});

// 日期范围临时变量
const dateRange = ref<[Date, Date] | []>([]);

// 处理日期范围变化
function handleDateRangeChange(range: [Date, Date]) {
  dateRange.value = range;
  if (range && range.length === 2) {
    queryFormData.start_time = formatToDateTime(range[0]);
    queryFormData.end_time = formatToDateTime(range[1]);
  } else {
    queryFormData.start_time = undefined;
    queryFormData.end_time = undefined;
  }
}

// 分页查询参数
const queryFormData = reactive<DemoPageQuery>({
  page_no: 1,
  page_size: 10,
  name: undefined,
  status: undefined,
  start_time: undefined,
  end_time: undefined,
});

// 编辑表单
const formData = reactive<DemoForm>({
  id: undefined,
  name: "",
  status: true,
  description: undefined,
});

// 弹窗状态
const dialogVisible = reactive({
  title: "",
  visible: false,
  type: "create" as "create" | "update" | "detail",
});

// 表单验证规则
const rules = reactive({
  name: [{ required: true, message: "请输入名称", trigger: "blur" }],
  status: [{ required: true, message: "请选择状态", trigger: "blur" }],
});

// 列表刷新
async function handleRefresh() {
  await loadingData();
}

// 加载表格数据
async function loadingData() {
  loading.value = true;
  try {
    const response = await DemoAPI.getDemoList(queryFormData);
    pageTableData.value = response.data.data.items;
    total.value = response.data.data.total;
  } catch (error: any) {
    console.error(error);
  } finally {
    loading.value = false;
  }
}

// 查询（重置页码后获取数据）
async function handleQuery() {
  queryFormData.page_no = 1;
  loadingData();
}

// 重置查询
async function handleResetQuery() {
  queryFormRef.value.resetFields();
  queryFormData.page_no = 1;
  // 重置日期范围选择器
  dateRange.value = [];
  queryFormData.start_time = undefined;
  queryFormData.end_time = undefined;
  loadingData();
}

// 定义初始表单数据常量
const initialFormData: DemoForm = {
  id: undefined,
  name: "",
  status: true,
  description: "",
};

// 重置表单
async function resetForm() {
  if (dataFormRef.value) {
    dataFormRef.value.resetFields();
    dataFormRef.value.clearValidate();
  }
  // 完全重置 formData 为初始状态
  Object.assign(formData, initialFormData);
}

// 行复选框选中项变化
async function handleSelectionChange(selection: any) {
  selectIds.value = selection.map((item: any) => item.id);
}

// 关闭弹窗
async function handleCloseDialog() {
  dialogVisible.visible = false;
  resetForm();
}

// 打开弹窗
async function handleOpenDialog(type: "create" | "update" | "detail", id?: number) {
  dialogVisible.type = type;
  if (id) {
    const response = await DemoAPI.getDemoDetail(id);
    if (type === "detail") {
      dialogVisible.title = "详情";
      Object.assign(detailFormData.value, response.data.data);
    } else if (type === "update") {
      dialogVisible.title = "修改";
      Object.assign(formData, response.data.data);
    }
  } else {
    dialogVisible.title = "新增工作流";
    formData.id = undefined;
  }
  dialogVisible.visible = true;
}

// 提交表单（防抖）
async function handleSubmit() {
  // 表单校验
  dataFormRef.value.validate(async (valid: any) => {
    if (valid) {
      loading.value = true;
      // 根据弹窗传入的参数(deatil\create\update)判断走什么逻辑
      const id = formData.id;
      if (id) {
        try {
          await DemoAPI.updateDemo(id, { id, ...formData });
          dialogVisible.visible = false;
          resetForm();
          handleCloseDialog();
          handleResetQuery();
        } catch (error: any) {
          console.error(error);
        } finally {
          loading.value = false;
        }
      } else {
        try {
          await DemoAPI.createDemo(formData);
          dialogVisible.visible = false;
          resetForm();
          handleCloseDialog();
          handleResetQuery();
        } catch (error: any) {
          console.error(error);
        } finally {
          loading.value = false;
        }
      }
    }
  });
}

// 删除、批量删除
async function handleDelete(ids: number[]) {
  ElMessageBox.confirm("确认删除该项数据?", "警告", {
    confirmButtonText: "确定",
    cancelButtonText: "取消",
    type: "warning",
  })
    .then(async () => {
      try {
        loading.value = true;
        await DemoAPI.deleteDemo(ids);
        handleResetQuery();
      } catch (error: any) {
        console.error(error);
      } finally {
        loading.value = false;
      }
    })
    .catch(() => {
      ElMessageBox.close();
    });
}

// 批量启用/停用
async function handleMoreClick(status: boolean) {
  if (selectIds.value.length) {
    ElMessageBox.confirm(`确认${status ? "启用" : "停用"}该项数据?`, "警告", {
      confirmButtonText: "确定",
      cancelButtonText: "取消",
      type: "warning",
    })
      .then(async () => {
        try {
          loading.value = true;
          await DemoAPI.batchDemo({ ids: selectIds.value, status });
          handleResetQuery();
        } catch (error: any) {
          console.error(error);
        } finally {
          loading.value = false;
        }
      })
      .catch(() => {
        ElMessageBox.close();
      });
  }
}

onMounted(() => {
  loadingData();
});
</script>

<style lang="scss" scoped></style>
